Vainom Kug is a populated place situated in Pima County, Arizona, United States.

[2] Historically, it has also been known as Kvitak, Kvitatk, Pumphouse, Quijotoa Well, Steam Pump, Steam Pump Village, and Vainomkux.

Vainom kug is a O'odham term meaning "iron stands".

This is a reference to the nearby abandoned mining works of the Weldon Mining Company.

It has an estimated elevation of 2,064 feet (629 m) above sea level.